Home / 19,652.89-27,120.08-10,700.36

Finding the Fourth Proportional to 19,652.89, 27,120.08 and 10,700.36

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Solution

The fourth proportional to 19,652.89, 27,120.08 and 10,700.36 is: 14,766.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.89 : 27,120.08 = 10,700.36 : x
  2. Step 2: Convert to fraction form
    19,652.89/27,120.08 = 10,700.36/x
  3. Step 3: Cross multiply
    19,652.89x = 27,120.08 × 10,700.36
  4. Step 4: Simplify right side
    19,652.89x = 290,194,565.73
  5. Step 5: Solve for x
    x = 290,194,565.73/19,652.89
  6. Step 6: Final answer
    x = 14,766.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.